Here the 220V AC lamp touch dimmer circuit. By only touching this touch dimmer you are able to increase the…
Here is the remote control tester circuit. This circuit is really a simple and easy tester for verifying the basic…
This is definitely an effective 4-output stage stabilized DC power supply unit for testing electronic circuits. It delivers very well…
This is the 220V / 200W lamp flasher circuit diagram. The frequency/speed of the lamp flashing can be adjust with…
This is the color sensor circuit diagram. Color sensor is definitely an exciting project for hobbyists. The circuit can sense…
Here the long range/distance Infrared transmitter circuit, give you extra power for your Infrared transmitter. The majority of the IR…
Here the circuit diagram of low cost water pump controller. The automatic pump controller minimizes the need for any manual…
This is the 1Hz clock generator circuit with Chip On Board (COB). Commonly, the circuits to produce 1Hz clock for…
This is the fire alarm circuit which use LDR to sense the smoke from the fire, so it can be…
ADC0808 - Simple Analoque to Digital Converter This is a very simple analoque to digital converter circuit based on 8-bit…